42364744 has 16 divisors (see below), whose sum is σ = 80737020. Its totient is φ = 20834880.

The previous prime is 42364733. The next prime is 42364757. The reversal of 42364744 is 44746324.

It can be written as a sum of positive squares in 2 ways, for example, as 40832100 + 1532644 = 6390^2 + 1238^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42919 + ... + 43894.

Almost surely, 2^42364744 is an apocalyptic number.

It is an amenable number.

42364744 is a deficient number, since it is larger than the sum of its proper divisors (38372276).

42364744 is a wasteful number, since it uses less digits than its factorization.

42364744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86880 (or 86876 counting only the distinct ones).

The product of its digits is 64512, while the sum is 34.

The square root of 42364744 is about 6508.8204768606. The cubic root of 42364744 is about 348.6060035961.

The spelling of 42364744 in words is "forty-two million, three hundred sixty-four thousand, seven hundred forty-four".